Bradley Agreement (Tables)

9 Months Ended

Sep. 30, 2017

Contractors [Abstract]

Schedule of deficiency payments made, net of reimbursements

The total deficiency repayments (net of payments made), interest and premium received and recorded for the three and nine months ended September 30, 2017 and 2016 were as follows:

	Three Months Ended				Nine Months Ended
(millions) (unaudited)	September 30, 2017		September 30, 2016		September 30, 2017		September 30, 2016
Deficiency repayments	$	0.5	$	—	$	1.7	$	1.2
Interest	$	—	$	0.2	$	0.2	$	0.3
Premium	$	—	$	—	$	0.2	$	0.2

The total deficiency repayments (net of payments made) to the State as of September 30, 2017 (unaudited) were as follows:

(millions)	2017
Balance at December 31, 2016	$	9.9
Deficiency payments made	0.2
Deficiency repayment received	(1.9		)
Balance at September 30, 2017	$	8.2